For the rigid type of standard specification, it has to have a suppleness to the body rear side by dividing the left and right through the pillow ball.

"Flexible support sub-frame rear" is a stiffening part that connects the rear side of the cross member and the body. For the rigid type of standard specification, it has to have a suppleness to the body rear side by dividing the left and right through the pillow ball. Tuning the front when steering operation force transmission to the rear uniquely STI, by increasing the road surface ground of four wheels, increased running stability during cornering, the driver a gentle steering operation feeling while being quick along with the offer, to improve ride comfort.